package com.zslh.web;

import java.io.IOException;

import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class EncodingFilter extends AbstructFilter {
	
	
	private String value="UTF-8";
	
	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		String encoding=filterConfig.getInitParameter("encoding")
;		if(encoding!=null){
			value=encoding;
		}
	}
	
	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		request.setCharacterEncoding(value);
		chain.doFilter(request, response);
	}

}
